知识问答
最佳答案：大金字塔很长时间以来就是世界奇观之一Long term, the great pyramid is one of the wonders of the worl
最佳答案：the Great Wall is the longest wall of world with 2000 years history,and it is th
最佳答案：It is the longest wall in the world, and is one of the wonders of the world is 6
